Home / 795,142.92-1,192,708.90-321,821.44

Finding the Fourth Proportional to 795,142.92, 1,192,708.90 and 321,821.44

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Solution

The fourth proportional to 795,142.92, 1,192,708.90 and 321,821.44 is: 482,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,142.92 : 1,192,708.90 = 321,821.44 : x
  2. Step 2: Convert to fraction form
    795,142.92/1,192,708.90 = 321,821.44/x
  3. Step 3: Cross multiply
    795,142.92x = 1,192,708.90 × 321,821.44
  4. Step 4: Simplify right side
    795,142.92x = 383,839,295,698.82
  5. Step 5: Solve for x
    x = 383,839,295,698.82/795,142.92
  6. Step 6: Final answer
    x = 482,729.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.